--- a/src/scriptreader.h Fri Jan 10 21:58:42 2014 +0200 +++ b/src/scriptreader.h Sat Jan 11 22:36:31 2014 +0200 @@ -1,171 +0,0 @@ -#ifndef BOTC_SCRIPTREADER_H -#define BOTC_SCRIPTREADER_H - -#include <stdio.h> -#include "main.h" -#include "commands.h" -#include "objwriter.h" - -#define MAX_FILESTACK 8 -#define MAX_SCOPE 32 -#define MAX_CASE 64 - -class ScriptVar; - -// Operators -enum operator_e { - OPER_ADD, - OPER_SUBTRACT, - OPER_MULTIPLY, - OPER_DIVIDE, - OPER_MODULUS, - OPER_ASSIGN, - OPER_ASSIGNADD, - OPER_ASSIGNSUB, - OPER_ASSIGNMUL, - OPER_ASSIGNDIV, - OPER_ASSIGNMOD, // -- 10 - OPER_EQUALS, - OPER_NOTEQUALS, - OPER_LESSTHAN, - OPER_GREATERTHAN, - OPER_LESSTHANEQUALS, - OPER_GREATERTHANEQUALS, - OPER_LEFTSHIFT, - OPER_RIGHTSHIFT, - OPER_ASSIGNLEFTSHIFT, - OPER_ASSIGNRIGHTSHIFT, // -- 20 - OPER_OR, - OPER_AND, - OPER_BITWISEOR, - OPER_BITWISEAND, - OPER_BITWISEEOR, - OPER_TERNARY, - OPER_STRLEN, -}; - -// Mark types -enum marktype_e { - MARKTYPE_LABEL, - MARKTYPE_IF, - MARKTYPE_INTERNAL, // internal structures -}; - -// Block types -enum scopetype_e { - SCOPETYPE_UNKNOWN, - SCOPETYPE_IF, - SCOPETYPE_WHILE, - SCOPETYPE_FOR, - SCOPETYPE_DO, - SCOPETYPE_SWITCH, - SCOPETYPE_ELSE, -}; - -// ============================================================================ -// Meta-data about blocks -struct ScopeInfo { - unsigned int mark1; - unsigned int mark2; - scopetype_e type; - DataBuffer* buffer1; - - // switch-related stuff - // Which case are we at? - short casecursor; - - // Marks to case-blocks - int casemarks[MAX_CASE]; - - // Numbers of the case labels - int casenumbers[MAX_CASE]; - - // actual case blocks - DataBuffer* casebuffers[MAX_CASE]; - - // What is the current buffer of the block? - DataBuffer* recordbuffer; -}; - -// ============================================================================ -typedef struct { - string name; - type_e type; - string val; -} constinfo_t; - -// ============================================================================ -// The script reader reads the script, parses it and tells the object writer -// the bytecode it needs to write to file. -class ScriptReader { -public: - // ==================================================================== - // MEMBERS - FILE* fp[MAX_FILESTACK]; - string filepath[MAX_FILESTACK]; - int fc; - - unsigned int pos[MAX_FILESTACK]; - unsigned int curline[MAX_FILESTACK]; - unsigned int curchar[MAX_FILESTACK]; - ScopeInfo scopestack[MAX_SCOPE]; - long savedpos[MAX_FILESTACK]; // filepointer cursor position - string token; - int commentmode; - long prevpos; - string prevtoken; - - // ==================================================================== - // METHODS - // scriptreader.cxx: - ScriptReader (string path); - ~ScriptReader (); - void OpenFile (string path); - void CloseFile (unsigned int u = MAX_FILESTACK); - char ReadChar (); - char PeekChar (int offset = 0); - bool Next (bool peek = false); - void Prev (); - string PeekNext (int offset = 0); - void Seek (unsigned int n, int origin); - void MustNext (const char* c = ""); - void MustThis (const char* c); - void MustString (bool gotquote = false); - void MustNumber (bool fromthis = false); - void MustBool (); - bool BoolValue (); - - void ParserError (const char* message, ...); - void ParserWarning (const char* message, ...); - - // parser.cxx: - void ParseBotScript (ObjWriter* w); - DataBuffer* ParseCommand (CommandDef* comm); - DataBuffer* ParseExpression (type_e reqtype); - DataBuffer* ParseAssignment (ScriptVar* var); - int ParseOperator (bool peek = false); - DataBuffer* ParseExprValue (type_e reqtype); - string ParseFloat (); - void PushScope (); - - // preprocessor.cxx: - void PreprocessDirectives (); - void PreprocessMacros (); - DataBuffer* ParseStatement (ObjWriter* w); - void AddSwitchCase (ObjWriter* w, DataBuffer* b); - -private: - bool atnewline; - char c; - void ParserMessage (const char* header, string message); - - bool DoDirectivePreprocessing (); - char PPReadChar (); - void PPMustChar (char c); - string PPReadWord (char &term); -}; - -constinfo_t* FindConstant (string token); -extern bool g_Neurosphere; - -#endif // BOTC_SCRIPTREADER_H \ No newline at end of file